Question: What position did Anwar el Sadat hold beginning on September 28th, 1970?
Paraphrase: On September 28, 1970, what was Anwar el Sadat's position?
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q42013 p:P39 ?s . ?s ps:P39 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'1970')) }